Home / 110,646.40-165,998.64-43,179.52

Finding the Fourth Proportional to 110,646.40, 165,998.64 and 43,179.52

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Solution

The fourth proportional to 110,646.40, 165,998.64 and 43,179.52 is: 64,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,646.40 : 165,998.64 = 43,179.52 : x
  2. Step 2: Convert to fraction form
    110,646.40/165,998.64 = 43,179.52/x
  3. Step 3: Cross multiply
    110,646.40x = 165,998.64 × 43,179.52
  4. Step 4: Simplify right side
    110,646.40x = 7,167,741,595.85
  5. Step 5: Solve for x
    x = 7,167,741,595.85/110,646.40
  6. Step 6: Final answer
    x = 64,780.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.